A perfect combination of something old but something new for you Embrace deep green hues acccented by stunning and sentimental sparkle in this GIA certified 2.33ct Colombian emerald diamond platinum engagement ring. The ring is centered with an emerald cut emerald that weighs 2.33ct. The center stone is flanked by baguette cut diamond accents. The ring weighs 4 grams and is size 7, but it can be resized.